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- Sep 13th 2011, 08:54 PM #1

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- Sep 13th 2011, 09:01 PM #2

- Sep 13th 2011, 09:06 PM #3

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- Sep 13th 2011, 09:08 PM #4

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- Sep 13th 2011, 09:45 PM #5

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## Re: One to One

Are you given any information about ? Since , there /exists/ a bijective function between these sets. But there also exist functions which are neither surjective nor injective (assuming that they have more than one element).

Or maybe the assignment is to find such an ?

- Sep 13th 2011, 10:03 PM #6